IB
IBO
Chemistry
May 2009
QP-200905-Chemistry-P2(TZ2)-SL · Question 7
Question (excerpt):
2209-6117 7. (a) (i) Define the term isotopes. [1] (ii) A sample of silicon contains three isotopes. Isotope Percentage abundance / % 28Si 92.23 29Si 4.68 30Si 3.09 Calculate the relative atomic mass …
2209-6117 7. (a) (i) Define the term isotopes. [1] (ii) A sample of silicon contains three isotopes. Isotope Percentage abundance / % 28Si 92.23 29Si 4.68 30Si 3.09 Calculate the relative atomic mass …
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